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Did you know?
People about to have surgery must tell their health care providers about all supplements they take.
Did you know?
In 1844, Charles Goodyear obtained the first patent for a rubber condom.
Did you know?
Prostaglandins were first isolated from human semen in Sweden in the 1930s. They were so named because the researcher thought that they came from the prostate gland. In fact, prostaglandins exist and are synthesized in almost every cell of the body.
Did you know?
Intradermal injections are somewhat difficult to correctly administer because the skin layers are so thin that it is easy to accidentally punch through to the deeper subcutaneous layer.
Did you know?
There are 60,000 miles of blood vessels in every adult human.